Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.673 5.346/6.225 5.764 ± 0.5546
ea02 1342 1342/1342 1342 ± 0.00001293 5.883 5.457/6.576 6.02 ± 0.6419
ea04 1342 1342/1342 1342 ± 0 5.564 5.229/6.108 5.707 ± 0.5248
ea05 1342 1342/1342 1342 ± 0 5.98 5.499/6.592 5.968 ± 0.5996
ea06 1342 1342/1342 1342 ± 0 5.614 5.106/5.978 5.569 ± 0.4969
ea07 1342 1342/1342 1342 ± 0 5.311 5.191/5.544 5.338 ± 0.2005
ea08 1342 1342/1342 1342 ± 0.00002432 5.98 5.662/6.715 6.196 ± 0.665
ea09 1342 1342/1342 1342 ± 0 5.151 4.943/5.725 5.308 ± 0.433
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.000001945 5.775 5.41/6.465 5.957 ± 0.6028
ea13 1342 1342/1342 1342 ± 0 6.167 5.856/6.345 6.225 ± 0.4647
ea14 1342 1342/1342 1342 ± 0 6.111 5.484/6.574 6.063 ± 0.651
ea15 1342 1342/1342 1342 ± 0 5.961 5.56/6.673 6.193 ± 0.7171
ea16 1342 1342/1342 1342 ± 0 6.18 5.739/6.746 6.282 ± 0.679
ea17 1342 1342/1342 1342 ± 0.000004245 5.719 5.617/5.885 5.737 ± 0.1847
ea18 1342 1342/1342 1342 ± 0.000001605 5.275 4.899/5.797 5.318 ± 0.5131
ea19 1342 1342/1342 1342 ± 0 5.775 5.673/5.897 5.788 ± 0.1138
ea20 1342 1342/1342 1342 ± 0 6.355 5.816/6.83 6.31 ± 0.6269
ea21 1342 1342/1342 1342 ± 0.000002511 5.774 5.491/6.361 5.95 ± 0.543
ea22 1342 1342/1342 1342 ± 0 5.559 5.263/6.449 5.82 ± 0.6357
ea23 1342 1342/1342 1342 ± 0.00001483 6.014 5.564/6.629 6.131 ± 0.6596
ea24 1342 1342/1342 1342 ± 0 5.936 5.139/6.354 5.728 ± 0.599
ea25 1342 1342/1342 1342 ± 0.000004443 5.567 5.472/6.409 5.919 ± 0.6036
ea26 1342 1342/1342 1342 ± 0 6.279 5.794/6.974 6.308 ± 0.6756
ea27 1342 1342/1342 1342 ± 0.000003588 5.544 5.317/5.611 5.466 ± 0.1607
ea28 1342 1342/1342 1342 ± 0.00003985 5.716 5.503/6.518 5.977 ± 0.6442
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002407 5.53 5.351/5.654 5.5 ± 0.2448
3 1342 1342/1342 1342 ± 0.00002453 5.331 5.124/5.583 5.354 ± 0.3027
4 1342 1342/1342 1342 ± 0.00002622 5.391 5.148/5.558 5.352 ± 0.3391
5 1342 1342/1342 1342 ± 0.00002407 5.509 5.332/5.718 5.502 ± 0.3061
6 1342 1342/1342 1342 ± 0.00002455 5.445 5.163/5.58 5.399 ± 0.2669
7 1342 1342/1342 1342 ± 0.00002407 5.482 5.25/5.669 5.459 ± 0.2712
8 1342 1342/1342 1342 ± 0.00002407 5.483 5.173/5.599 5.394 ± 0.3021
9 1342 1342/1342 1342 ± 0.00002411 5.769 5.494/5.936 5.672 ± 0.3252
10 1342 1342/1342 1342 ± 0.00002619 6.147 5.937/6.243 6.062 ± 0.3322
11 1342 1342/1342 1342 ± 0.00002619 6.34 6.202/6.465 6.288 ± 0.3283
12 1342 1342/1342 1342 ± 0.00002619 6.485 6.328/6.627 6.431 ± 0.3296
13 1342 1342/1342 1342 ± 0.00002619 6.975 6.562/7.098 6.862 ± 0.3961
14 1342 1342/1342 1342 ± 0.00002619 7.149 6.903/7.462 7.07 ± 0.4138
15 1342 1342/1342 1342 ± 0.00002619 6.809 6.464/7.032 6.71 ± 0.4412
16 1342 1342/1342 1342 ± 0.0000398 5.9 5.605/6.174 5.877 ± 0.3861
17 1342 1342/1342 1342 ± 0.00003961 5.833 5.712/6.169 5.938 ± 0.3478
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-04-13 03:21:09.317
End
2024-04-13 04:23:34.063
Duration
1:02:24.746
Note, WebLog generation is not included in the time.

CASA logs for stage 7